IT1068787B - DEVICE FOR AUTOMATIC SANDING OF VALVE SEATS WITH WEDGE THROAT - Google Patents

DEVICE FOR AUTOMATIC SANDING OF VALVE SEATS WITH WEDGE THROAT

Info

Publication number: IT1068787B
Authority: IT; Italy
Prior art keywords: throat; wedge; valve seats; automatic sanding; sanding
Prior art date: 1975-10-13

Application number

IT28228/76A

Other languages

Italian (it)

Original Assignee

Okano Valve Seizo Kk

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1975-10-13

Filing date

1976-10-12

Publication date

1985-03-21

1976-10-12 Application filed by Okano Valve Seizo Kk filed Critical Okano Valve Seizo Kk

1985-03-21 Application granted granted Critical

1985-03-21 Publication of IT1068787B publication Critical patent/IT1068787B/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B15/00—Machines or devices designed for grinding seat surfaces; Accessories therefor
- B24B15/02—Machines or devices designed for grinding seat surfaces; Accessories therefor in valve housings

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Sliding Valves (AREA)
Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Indication Of The Valve Opening Or Closing Status (AREA)

IT28228/76A 1975-10-13 1976-10-12 DEVICE FOR AUTOMATIC SANDING OF VALVE SEATS WITH WEDGE THROAT IT1068787B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP50122419A JPS5246521A (en)	1975-10-13	1975-10-13	Self valve seat lapping device for sluice valve

Publications (1)

Publication Number	Publication Date
IT1068787B true IT1068787B (en)	1985-03-21

Family

ID=14835349

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT28228/76A IT1068787B (en)	1975-10-13	1976-10-12	DEVICE FOR AUTOMATIC SANDING OF VALVE SEATS WITH WEDGE THROAT

Country Status (8)

Country	Link
US (1)	US4114323A (en)
JP (1)	JPS5246521A (en)
CA (1)	CA1031966A (en)
DE (2)	DE7632014U1 (en)
FR (1)	FR2327846A1 (en)
GB (1)	GB1562436A (en)
IT (1)	IT1068787B (en)
NL (1)	NL172624C (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS54157706A (en) *	1978-05-31	1979-12-12	Shinko Electric Co Ltd	Reverberatory furnace
US4691480A (en) *	1984-09-17	1987-09-08	Kelsey John R	Valve seat grinding apparatus
US4610112A (en) *	1984-09-17	1986-09-09	John Kelsey	Apparatus for grinding and/or reconditioning plane, annular surfaces
DE102009046401B4 (en) *	2009-11-04	2012-08-09	Areva Np Gmbh	Method and device for processing a sealing seat of a shut-off valve
CN109227240A (en) *	2018-11-09	2019-01-18	昆山新合宇制辊有限公司	Automate roll body fine grinding cylinder device
CN112775776B (en) *	2021-01-07	2022-04-12	崇义县佰盛五金制品有限公司	Hardware support auxiliary clamping's burnishing and polishing equipment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1993844A (en) *	1928-07-21	1935-03-12	Karnath Kurt	Device for resurfacing or grinding parallel surfaces
US2723512A (en) *	1951-11-23	1955-11-15	Dewrance & Company Ltd	Machines for repairing the valve seat faces of parallel slide valves
US4000584A (en) *	1976-04-01	1977-01-04	The United States Of America As Represented By The Secretary Of The Navy	In-situ lapping apparatus for gate valves

1975
- 1975-10-13 JP JP50122419A patent/JPS5246521A/en active Granted
1976
- 1976-10-04 US US05/729,603 patent/US4114323A/en not_active Expired - Lifetime
- 1976-10-08 GB GB41911/76A patent/GB1562436A/en not_active Expired
- 1976-10-12 IT IT28228/76A patent/IT1068787B/en active
- 1976-10-12 CA CA263,178A patent/CA1031966A/en not_active Expired
- 1976-10-12 FR FR7630583A patent/FR2327846A1/en active Granted
- 1976-10-12 NL NLAANVRAGE7611276,A patent/NL172624C/en not_active IP Right Cessation
- 1976-10-13 DE DE19767632014U patent/DE7632014U1/en not_active Expired
- 1976-10-13 DE DE2646182A patent/DE2646182C3/en not_active Expired

Also Published As

Publication number	Publication date
NL172624C (en)	1983-10-03
CA1031966A (en)	1978-05-30
GB1562436A (en)	1980-03-12
JPS5246521A (en)	1977-04-13
DE7632014U1 (en)	1980-04-03
US4114323A (en)	1978-09-19
NL7611276A (en)	1977-04-15
FR2327846A1 (en)	1977-05-13
DE2646182A1 (en)	1977-04-14
DE2646182C3 (en)	1980-01-03
NL172624B (en)	1983-05-02
DE2646182B2 (en)	1979-04-19
JPS5343692B2 (en)	1978-11-22
FR2327846B1 (en)	1981-02-27

Similar Documents

Publication	Publication Date	Title
JPS52101163A (en)	1977-08-24	Device for clamping seat cover
IT1014372B (en)	1977-04-20	DEVICE FOR DETECTING THE STATUS OF A TOOL
NO137328C (en)	1978-02-08	DISCHARGE DEVICE FOR A VACUUM SEWER SYSTEM
IT1068787B (en)	1985-03-21	DEVICE FOR AUTOMATIC SANDING OF VALVE SEATS WITH WEDGE THROAT
GB1540300A (en)	1979-02-07	Thyristor sets arranged for automatic checking
BE787283A (en)	1972-12-01	ELASTIC CLAMPING ELEMENT FOR THE POSITIONING OF FUEL ELEMENTS IN A NUCLEAR REACTOR
JPS5237518A (en)	1977-03-23	Automatic pouring device
SE7610547L (en)	1977-03-27	GRINDING DEVICE FOR COMMUTORS
JPS5214531A (en)	1977-02-03	Auxiliary device for permanent mold
IL38736A0 (en)	1972-04-27	Automated cast plaster belt line
FR2299195A1 (en)	1976-08-27	VALVE DEVICE FOR BRAKING VEHICLES
JPS5260400A (en)	1977-05-18	Device for enriching uranium
JPS5234711A (en)	1977-03-16	Device for clamping chinrest
GB1539572A (en)	1979-01-31	Drawing device for sliver
IT1070456B (en)	1985-03-29	ENRICHMENT DEVICE FOR CARBURETORS
SE391765B (en)	1977-02-28	FIXING DEVICE FOR A LASCYLINDER CORE
SE398196B (en)	1977-12-12	HALLARE WITH AUTOMATIC RELEASE DEVICE FOR BLIXTLASLOPARE
IT1028861B (en)	1979-02-10	VALVE WITH FILTER FOR FERETERS
JPS5239938A (en)	1977-03-28	Elevator for floodgate
BE844220A (en)	1976-11-16	VALVE IMPROVEMENTS
JPS5216019A (en)	1977-02-07	Valve guide device
JPS5216020A (en)	1977-02-07	Valve guide device
JPS524630A (en)	1977-01-13	Stop floodgate
JPS51141439A (en)	1976-12-06	Concrete form clamping device
GB2329147B (en)	1999-11-17	Device for supporting a saw